v0.0.429

dataext/optional.go

@@ -0,0 +1,59 @@
+package dataext
+
+import (
+	"encoding/json"
+	"errors"
+)
+
+type JsonOpt[T any] struct {
+	isSet bool
+	value T
+}
+
+// MarshalJSON returns m as the JSON encoding of m.
+func (m JsonOpt[T]) MarshalJSON() ([]byte, error) {
+	if !m.isSet {
+		return []byte("null"), nil // actually this would be undefined - but undefined is not valid JSON
+	}
+
+	return json.Marshal(m.value)
+}
+
+// UnmarshalJSON sets *m to a copy of data.
+func (m *JsonOpt[T]) UnmarshalJSON(data []byte) error {
+	if m == nil {
+		return errors.New("JsonOpt: UnmarshalJSON on nil pointer")
+	}
+
+	m.isSet = true
+	return json.Unmarshal(data, &m.value)
+}
+
+func (m JsonOpt[T]) IsSet() bool {
+	return m.isSet
+}
+
+func (m JsonOpt[T]) IsUnset() bool {
+	return !m.isSet
+}
+
+func (m JsonOpt[T]) Value() (T, bool) {
+	if !m.isSet {
+		return *new(T), false
+	}
+	return m.value, true
+}
+
+func (m JsonOpt[T]) ValueOrNil() *T {
+	if !m.isSet {
+		return nil
+	}
+	return &m.value
+}
+
+func (m JsonOpt[T]) MustValue() T {
+	if !m.isSet {
+		panic("value not set")
+	}
+	return m.value
+}

ginext/engine.go

@@ -194,3 +194,9 @@ func (w *GinWrapper) ServeHTTP(req *http.Request) *httptest.ResponseRecorder {
 	w.engine.ServeHTTP(respRec, req)
 	return respRec
 }
+
+// ForwardRequest manually inserts a request into this router
+// = behaves as if the request came from the outside (and writes the response to `writer`)
+func (w *GinWrapper) ForwardRequest(writer http.ResponseWriter, req *http.Request) {
+	w.engine.ServeHTTP(writer, req)
+}

go.mod

@@ -1,6 +1,6 @@
 module gogs.mikescher.com/BlackForestBytes/goext
 
-go 1.21
+go 1.22
 
 require (
 	github.com/gin-gonic/gin v1.9.1
@@ -9,9 +9,9 @@ require (
 	github.com/rs/xid v1.5.0
 	github.com/rs/zerolog v1.32.0
 	go.mongodb.org/mongo-driver v1.14.0
-	golang.org/x/crypto v0.21.0
-	golang.org/x/sys v0.18.0
-	golang.org/x/term v0.18.0
+	golang.org/x/crypto v0.22.0
+	golang.org/x/sys v0.19.0
+	golang.org/x/term v0.19.0
 )
 
 require (
@@ -36,7 +36,7 @@ require (
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
 	github.com/montanaflynn/stats v0.7.1 // indirect
-	github.com/pelletier/go-toml/v2 v2.1.1 // indirect
+	github.com/pelletier/go-toml/v2 v2.2.0 // indirect
 	github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec // indirect
 	github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
 	github.com/ugorji/go/codec v1.2.12 // indirect
@@ -45,8 +45,8 @@ require (
 	github.com/xdg-go/stringprep v1.0.4 // indirect
 	github.com/youmark/pkcs8 v0.0.0-20201027041543-1326539a0a0a // indirect
 	golang.org/x/arch v0.7.0 // indirect
-	golang.org/x/net v0.22.0 // indirect
-	golang.org/x/sync v0.6.0 // indirect
+	golang.org/x/net v0.24.0 // indirect
+	golang.org/x/sync v0.7.0 // indirect
 	golang.org/x/text v0.14.0 // indirect
 	google.golang.org/protobuf v1.33.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect

go.sum

@@ -104,6 +104,8 @@ github.com/montanaflynn/stats v0.7.1 h1:etflOAAHORrCC44V+aR6Ftzort912ZU+YLiSTuV8
 github.com/montanaflynn/stats v0.7.1/go.mod h1:etXPPgVO6n31NxCd9KQUMvCM+ve0ruNzt6R8Bnaayow=
 github.com/pelletier/go-toml/v2 v2.1.1 h1:LWAJwfNvjQZCFIDKWYQaM62NcYeYViCmWIwmOStowAI=
 github.com/pelletier/go-toml/v2 v2.1.1/go.mod h1:tJU2Z3ZkXwnxa4DPO899bsyIoywizdUvyaeZurnPPDc=
+github.com/pelletier/go-toml/v2 v2.2.0 h1:QLgLl2yMN7N+ruc31VynXs1vhMZa7CeHHejIeBAsoHo=
+github.com/pelletier/go-toml/v2 v2.2.0/go.mod h1:1t835xjRzz80PqgE6HHgN2JOsmgYu/h4qDAS4n929Rs=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
@@ -118,6 +120,7 @@ github.com/rs/zerolog v1.32.0/go.mod h1:/7mN4D5sKwJLZQ2b/znpjC3/GQWY/xaDXUM0kKWR
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
 github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
+github.com/stretchr/objx v0.5.2/go.mod h1:FRsXN1f5AsAjCGJKqEizvkpNtU+EGNCLh3NxZ/8L+MA=
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
@@ -126,6 +129,8 @@ github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o
 github.com/stretchr/testify v1.8.2/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
 github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
 github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
+github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
+github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
 github.com/twitchyliquid64/golang-asm v0.15.1 h1:SU5vSMR7hnwNxj24w34ZyCi/FmDZTkS4MhqMhdFk5YI=
 github.com/twitchyliquid64/golang-asm v0.15.1/go.mod h1:a1lVb/DtPvCB8fslRZhAngC2+aY1QWCk3Cedj/Gdt08=
 github.com/ugorji/go/codec v1.2.12 h1:9LC83zGrHhuUA9l16C9AHXAqEV/2wBQ4nkvumAE65EE=
@@ -161,6 +166,8 @@ golang.org/x/crypto v0.20.0 h1:jmAMJJZXr5KiCw05dfYK9QnqaqKLYXijU23lsEdcQqg=
 golang.org/x/crypto v0.20.0/go.mod h1:Xwo95rrVNIoSMx9wa1JroENMToLWn3RNVrTBpLHgZPQ=
 golang.org/x/crypto v0.21.0 h1:X31++rzVUdKhX5sWmSOFZxx8UW/ldWx55cbf08iNAMA=
 golang.org/x/crypto v0.21.0/go.mod h1:0BP7YvVV9gBbVKyeTG0Gyn+gZm94bibOW5BjDEYAOMs=
+golang.org/x/crypto v0.22.0 h1:g1v0xeRhjcugydODzvb3mEM9SQ0HGp9s/nh3COQ/C30=
+golang.org/x/crypto v0.22.0/go.mod h1:vr6Su+7cTlO45qkww3VDJlzDn0ctJvRgYbC2NvXHt+M=
 golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
@@ -175,10 +182,14 @@ golang.org/x/net v0.21.0 h1:AQyQV4dYCvJ7vGmJyKki9+PBdyvhkSd8EIx/qb0AYv4=
 golang.org/x/net v0.21.0/go.mod h1:bIjVDfnllIU7BJ2DNgfnXvpSvtn8VRwhlsaeUTyUS44=
 golang.org/x/net v0.22.0 h1:9sGLhx7iRIHEiX0oAJ3MRZMUCElJgy7Br1nO+AMN3Tc=
 golang.org/x/net v0.22.0/go.mod h1:JKghWKKOSdJwpW2GEx0Ja7fmaKnMsbu+MWVZTokSYmg=
+golang.org/x/net v0.24.0 h1:1PcaxkF854Fu3+lvBIx5SYn9wRlBzzcnHZSiaFFAb0w=
+golang.org/x/net v0.24.0/go.mod h1:2Q7sJY5mzlzWjKtYUEXSlBWCdyaioyXzRB2RtU8KVE8=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.6.0 h1:5BMeUDZ7vkXGfEr1x9B4bRcTH4lpkTkpdh0T/J+qjbQ=
 golang.org/x/sync v0.6.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
+golang.org/x/sync v0.7.0 h1:YsImfSBoP9QPYL0xyKJPq0gcaJdG3rInoqxTWbfQu9M=
+golang.org/x/sync v0.7.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -196,6 +207,8 @@ golang.org/x/sys v0.17.0 h1:25cE3gD+tdBA7lp7QfhuV+rJiE9YXTcS3VG1SqssI/Y=
 golang.org/x/sys v0.17.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/sys v0.18.0 h1:DBdB3niSjOA/O0blCZBqDefyWNYveAYMNF1Wum0DYQ4=
 golang.org/x/sys v0.18.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.19.0 h1:q5f1RH2jigJ1MoAWp2KTp3gm5zAGFUTarQZ5U386+4o=
+golang.org/x/sys v0.19.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/term v0.16.0 h1:m+B6fahuftsE9qjo0VWp2FW0mB3MTJvR0BaMQrq0pmE=
@@ -204,6 +217,8 @@ golang.org/x/term v0.17.0 h1:mkTF7LCd6WGJNL3K1Ad7kwxNfYAW6a8a8QqtMblp/4U=
 golang.org/x/term v0.17.0/go.mod h1:lLRBjIVuehSbZlaOtGMbcMncT+aqLLLmKrsjNrUguwk=
 golang.org/x/term v0.18.0 h1:FcHjZXDMxI8mM3nwhX9HlKop4C0YQvCVCdwYl2wOtE8=
 golang.org/x/term v0.18.0/go.mod h1:ILwASektA3OnRv7amZ1xhE/KTR+u50pbXfZ03+6Nx58=
+golang.org/x/term v0.19.0 h1:+ThwsDv+tYfnJFhF4L8jITxu1tdTWRTZpdsWgEgjL6Q=
+golang.org/x/term v0.19.0/go.mod h1:2CuTdWZ7KHSQwUzKva0cbMg6q2DMI3Mmxp+gKJbskEk=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=

goextVersion.go

@@ -1,5 +1,5 @@
 package goext
 
-const GoextVersion = "0.0.414"
+const GoextVersion = "0.0.429"
 
-const GoextVersionTimestamp = "2024-03-16T19:42:59+0100"
+const GoextVersionTimestamp = "2024-04-08T16:33:44+0200"

gojson/decode.go

@@ -217,6 +217,7 @@ type decodeState struct {
 	savedError            error
 	useNumber             bool
 	disallowUnknownFields bool
+	tagkey                *string
 }
 
 // readIndex returns the position of the last byte read.
@@ -652,7 +653,11 @@ func (d *decodeState) object(v reflect.Value) error {
 			v.Set(reflect.MakeMap(t))
 		}
 	case reflect.Struct:
-		fields = cachedTypeFields(t)
+		tagkey := "json"
+		if d.tagkey != nil {
+			tagkey = *d.tagkey
+		}
+		fields = cachedTypeFields(t, tagkey)
 		// ok
 	default:
 		d.saveError(&UnmarshalTypeError{Value: "object", Type: t, Offset: int64(d.off)})

gojson/encode.go

@@ -382,7 +382,12 @@ func isEmptyValue(v reflect.Value) bool {
 }
 
 func (e *encodeState) reflectValue(v reflect.Value, opts encOpts) {
-	valueEncoder(v)(e, v, opts)
+	tagkey := "json"
+	if opts.tagkey != nil {
+		tagkey = *opts.tagkey
+	}
+
+	valueEncoder(v, tagkey)(e, v, opts)
 }
 
 type encOpts struct {
@@ -397,20 +402,22 @@ type encOpts struct {
 	// filter matches jsonfilter tag of struct
 	// marshals if no jsonfilter is set or otherwise if jsonfilter has the filter value
 	filter *string
+	// use different tag instead of "json"
+	tagkey *string
 }
 
 type encoderFunc func(e *encodeState, v reflect.Value, opts encOpts)
 
 var encoderCache sync.Map // map[reflect.Type]encoderFunc
 
-func valueEncoder(v reflect.Value) encoderFunc {
+func valueEncoder(v reflect.Value, tagkey string) encoderFunc {
 	if !v.IsValid() {
 		return invalidValueEncoder
 	}
-	return typeEncoder(v.Type())
+	return typeEncoder(v.Type(), tagkey)
 }
 
-func typeEncoder(t reflect.Type) encoderFunc {
+func typeEncoder(t reflect.Type, tagkey string) encoderFunc {
 	if fi, ok := encoderCache.Load(t); ok {
 		return fi.(encoderFunc)
 	}
@@ -433,7 +440,7 @@ func typeEncoder(t reflect.Type) encoderFunc {
 	}
 
 	// Compute the real encoder and replace the indirect func with it.
-	f = newTypeEncoder(t, true)
+	f = newTypeEncoder(t, true, tagkey)
 	wg.Done()
 	encoderCache.Store(t, f)
 	return f
@@ -446,19 +453,19 @@ var (
 
 // newTypeEncoder constructs an encoderFunc for a type.
 // The returned encoder only checks CanAddr when allowAddr is true.
-func newTypeEncoder(t reflect.Type, allowAddr bool) encoderFunc {
+func newTypeEncoder(t reflect.Type, allowAddr bool, tagkey string) encoderFunc {
 	// If we have a non-pointer value whose type implements
 	// Marshaler with a value receiver, then we're better off taking
 	// the address of the value - otherwise we end up with an
 	// allocation as we cast the value to an interface.
 	if t.Kind() != reflect.Pointer && allowAddr && reflect.PointerTo(t).Implements(marshalerType) {
-		return newCondAddrEncoder(addrMarshalerEncoder, newTypeEncoder(t, false))
+		return newCondAddrEncoder(addrMarshalerEncoder, newTypeEncoder(t, false, tagkey))
 	}
 	if t.Implements(marshalerType) {
 		return marshalerEncoder
 	}
 	if t.Kind() != reflect.Pointer && allowAddr && reflect.PointerTo(t).Implements(textMarshalerType) {
-		return newCondAddrEncoder(addrTextMarshalerEncoder, newTypeEncoder(t, false))
+		return newCondAddrEncoder(addrTextMarshalerEncoder, newTypeEncoder(t, false, tagkey))
 	}
 	if t.Implements(textMarshalerType) {
 		return textMarshalerEncoder
@@ -480,15 +487,15 @@ func newTypeEncoder(t reflect.Type, allowAddr bool) encoderFunc {
 	case reflect.Interface:
 		return interfaceEncoder
 	case reflect.Struct:
-		return newStructEncoder(t)
+		return newStructEncoder(t, tagkey)
 	case reflect.Map:
-		return newMapEncoder(t)
+		return newMapEncoder(t, tagkey)
 	case reflect.Slice:
-		return newSliceEncoder(t)
+		return newSliceEncoder(t, tagkey)
 	case reflect.Array:
-		return newArrayEncoder(t)
+		return newArrayEncoder(t, tagkey)
 	case reflect.Pointer:
-		return newPtrEncoder(t)
+		return newPtrEncoder(t, tagkey)
 	default:
 		return unsupportedTypeEncoder
 	}
@@ -801,8 +808,8 @@ FieldLoop:
 	}
 }
 
-func newStructEncoder(t reflect.Type) encoderFunc {
-	se := structEncoder{fields: cachedTypeFields(t)}
+func newStructEncoder(t reflect.Type, tagkey string) encoderFunc {
+	se := structEncoder{fields: cachedTypeFields(t, tagkey)}
 	return se.encode
 }
 
@@ -855,7 +862,7 @@ func (me mapEncoder) encode(e *encodeState, v reflect.Value, opts encOpts) {
 	e.ptrLevel--
 }
 
-func newMapEncoder(t reflect.Type) encoderFunc {
+func newMapEncoder(t reflect.Type, tagkey string) encoderFunc {
 	switch t.Key().Kind() {
 	case reflect.String,
 		reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64,
@@ -865,7 +872,7 @@ func newMapEncoder(t reflect.Type) encoderFunc {
 			return unsupportedTypeEncoder
 		}
 	}
-	me := mapEncoder{typeEncoder(t.Elem())}
+	me := mapEncoder{typeEncoder(t.Elem(), tagkey)}
 	return me.encode
 }
 
@@ -936,7 +943,7 @@ func (se sliceEncoder) encode(e *encodeState, v reflect.Value, opts encOpts) {
 	e.ptrLevel--
 }
 
-func newSliceEncoder(t reflect.Type) encoderFunc {
+func newSliceEncoder(t reflect.Type, tagkey string) encoderFunc {
 	// Byte slices get special treatment; arrays don't.
 	if t.Elem().Kind() == reflect.Uint8 {
 		p := reflect.PointerTo(t.Elem())
@@ -944,7 +951,7 @@ func newSliceEncoder(t reflect.Type) encoderFunc {
 			return encodeByteSlice
 		}
 	}
-	enc := sliceEncoder{newArrayEncoder(t)}
+	enc := sliceEncoder{newArrayEncoder(t, tagkey)}
 	return enc.encode
 }
 
@@ -964,8 +971,8 @@ func (ae arrayEncoder) encode(e *encodeState, v reflect.Value, opts encOpts) {
 	e.WriteByte(']')
 }
 
-func newArrayEncoder(t reflect.Type) encoderFunc {
-	enc := arrayEncoder{typeEncoder(t.Elem())}
+func newArrayEncoder(t reflect.Type, tagkey string) encoderFunc {
+	enc := arrayEncoder{typeEncoder(t.Elem(), tagkey)}
 	return enc.encode
 }
 
@@ -992,8 +999,8 @@ func (pe ptrEncoder) encode(e *encodeState, v reflect.Value, opts encOpts) {
 	e.ptrLevel--
 }
 
-func newPtrEncoder(t reflect.Type) encoderFunc {
-	enc := ptrEncoder{typeEncoder(t.Elem())}
+func newPtrEncoder(t reflect.Type, tagkey string) encoderFunc {
+	enc := ptrEncoder{typeEncoder(t.Elem(), tagkey)}
 	return enc.encode
 }
 
@@ -1270,7 +1277,7 @@ func (x byIndex) Less(i, j int) bool {
 // typeFields returns a list of fields that JSON should recognize for the given type.
 // The algorithm is breadth-first search over the set of structs to include - the top struct
 // and then any reachable anonymous structs.
-func typeFields(t reflect.Type) structFields {
+func typeFields(t reflect.Type, tagkey string) structFields {
 	// Anonymous fields to explore at the current level and the next.
 	current := []field{}
 	next := []field{{typ: t}}
@@ -1315,7 +1322,7 @@ func typeFields(t reflect.Type) structFields {
 					// Ignore unexported non-embedded fields.
 					continue
 				}
-				tag := sf.Tag.Get("json")
+				tag := sf.Tag.Get(tagkey)
 				if tag == "-" {
 					continue
 				}
@@ -1449,7 +1456,7 @@ func typeFields(t reflect.Type) structFields {
 
 	for i := range fields {
 		f := &fields[i]
-		f.encoder = typeEncoder(typeByIndex(t, f.index))
+		f.encoder = typeEncoder(typeByIndex(t, f.index), tagkey)
 	}
 	nameIndex := make(map[string]int, len(fields))
 	for i, field := range fields {
@@ -1474,13 +1481,26 @@ func dominantField(fields []field) (field, bool) {
 	return fields[0], true
 }
 
-var fieldCache sync.Map // map[reflect.Type]structFields
+var fieldCache sync.Map // map[string]map[reflect.Type]structFields
 
 // cachedTypeFields is like typeFields but uses a cache to avoid repeated work.
-func cachedTypeFields(t reflect.Type) structFields {
-	if f, ok := fieldCache.Load(t); ok {
+func cachedTypeFields(t reflect.Type, tagkey string) structFields {
+	if m0, ok := fieldCache.Load(tagkey); ok {
+
+		if f, ok := m0.(*sync.Map).Load(t); ok {
 			return f.(structFields)
 		}
-	f, _ := fieldCache.LoadOrStore(t, typeFields(t))
+		f, _ := m0.(*sync.Map).LoadOrStore(t, typeFields(t, tagkey))
+		return f.(structFields)
+
+	} else {
+
+		m0 := &sync.Map{}
+		f, _ := m0.LoadOrStore(t, typeFields(t, tagkey))
+
+		fieldCache.Store(tagkey, m0)
+
 		return f.(structFields)
 	}
+
+}

gojson/stream.go

@@ -41,6 +41,9 @@ func (dec *Decoder) UseNumber() { dec.d.useNumber = true }
 // non-ignored, exported fields in the destination.
 func (dec *Decoder) DisallowUnknownFields() { dec.d.disallowUnknownFields = true }
 
+// TagKey sets a different TagKey (instead of "json")
+func (dec *Decoder) TagKey(v string) { dec.d.tagkey = &v }
+
 // Decode reads the next JSON-encoded value from its
 // input and stores it in the value pointed to by v.
 //

langext/array.go

@@ -453,6 +453,15 @@ func ArrConcat[T any](arr ...[]T) []T {
 	return r
 }
 
+// ArrAppend works similar to append(x, y, z) - but doe snot touch the old array and creates a new one
+func ArrAppend[T any](arr []T, add ...T) []T {
+	r := ArrCopy(arr)
+	for _, v := range add {
+		r = append(r, v)
+	}
+	return r
+}
+
 // ArrCopy does a shallow copy of the 'in' array
 func ArrCopy[T any](in []T) []T {
 	out := make([]T, len(in))

langext/object.go

@@ -0,0 +1,19 @@
+package langext
+
+import "encoding/json"
+
+func DeepCopyByJson[T any](v T) (T, error) {
+
+	bin, err := json.Marshal(v)
+	if err != nil {
+		return *new(T), err
+	}
+
+	var result T
+	err = json.Unmarshal(bin, &result)
+	if err != nil {
+		return *new(T), err
+	}
+
+	return result, nil
+}

reflectext/convertToMap.go

@@ -1,19 +1,40 @@
 package reflectext
 
-import "reflect"
+import (
+	"encoding/json"
+	"gogs.mikescher.com/BlackForestBytes/goext/langext"
+	"reflect"
+)
 
-func ConvertStructToMap(v any) any {
-	return reflectToMap(reflect.ValueOf(v))
+type ConvertStructToMapOpt struct {
+	KeepJsonMarshalTypes bool
 }
 
-func reflectToMap(fv reflect.Value) any {
+func ConvertStructToMap(v any, opts ...ConvertStructToMapOpt) map[string]any {
+	opt := ConvertStructToMapOpt{}
+	if len(opts) > 0 {
+		opt = opts[0]
+	}
+
+	res := reflectToMap(reflect.ValueOf(v), opt)
+
+	if v, ok := res.(map[string]any); ok {
+		return v
+	} else if langext.IsNil(res) {
+		return nil
+	} else {
+		panic("not an object")
+	}
+}
+
+func reflectToMap(fv reflect.Value, opt ConvertStructToMapOpt) any {
 
 	if fv.Kind() == reflect.Ptr {
 
 		if fv.IsNil() {
 			return nil
 		} else {
-			return reflectToMap(fv.Elem())
+			return reflectToMap(fv.Elem(), opt)
 		}
 
 	}
@@ -30,7 +51,7 @@ func reflectToMap(fv reflect.Value) any {
 		arrlen := fv.Len()
 		arr := make([]any, arrlen)
 		for i := 0; i < arrlen; i++ {
-			arr[i] = reflectToMap(fv.Index(i))
+			arr[i] = reflectToMap(fv.Index(i), opt)
 		}
 		return arr
 
@@ -41,7 +62,7 @@ func reflectToMap(fv reflect.Value) any {
 		arrlen := fv.Len()
 		arr := make([]any, arrlen)
 		for i := 0; i < arrlen; i++ {
-			arr[i] = reflectToMap(fv.Index(i))
+			arr[i] = reflectToMap(fv.Index(i), opt)
 		}
 		return arr
 
@@ -56,11 +77,15 @@ func reflectToMap(fv reflect.Value) any {
 
 	if fv.Kind() == reflect.Struct {
 
+		if opt.KeepJsonMarshalTypes && fv.Type().Implements(reflect.TypeFor[json.Marshaler]()) {
+			return fv.Interface()
+		}
+
 		res := make(map[string]any)
 
 		for i := 0; i < fv.NumField(); i++ {
 			if fv.Type().Field(i).IsExported() {
-				res[fv.Type().Field(i).Name] = reflectToMap(fv.Field(i))
+				res[fv.Type().Field(i).Name] = reflectToMap(fv.Field(i), opt)
 			}
 		}
 

reflectext/convertToMap_test.go

@@ -0,0 +1,42 @@
+package reflectext
+
+import (
+	"fmt"
+	"gogs.mikescher.com/BlackForestBytes/goext/langext"
+	"testing"
+	"time"
+)
+
+func TestConvertStructToMap(t *testing.T) {
+
+	type tst struct {
+		FieldA  int
+		FieldB  string
+		FieldC  time.Time
+		FieldD  []float64
+		FieldE1 *int
+		FieldE2 **int
+		FieldE3 *int
+		FieldE4 **int
+		FieldE5 *int
+		FieldE6 **int
+	}
+
+	value := tst{
+		FieldA:  123,
+		FieldB:  "hello",
+		FieldC:  time.Date(2020, 05, 12, 8, 30, 0, 0, time.UTC),
+		FieldD:  []float64{1, 2, 3, 4, 5, 6, 7},
+		FieldE1: nil,
+		FieldE2: nil,
+		FieldE3: langext.Ptr(12),
+		FieldE4: langext.DblPtr(12),
+		FieldE5: nil,
+		FieldE6: langext.DblPtrNil[int](),
+	}
+
+	valueOut := ConvertStructToMap(value, ConvertStructToMapOpt{KeepJsonMarshalTypes: true})
+
+	fmt.Printf("%+v\n", valueOut)
+
+}

reflectext/mapAccess_test.go

@@ -47,9 +47,3 @@ func TestGetMapField(t *testing.T) {
 	tst.AssertEqual(t, fmt.Sprint(GetMapField[PseudoInt](maany2, "Test")), "12 true")
 	tst.AssertEqual(t, fmt.Sprint(GetMapField[PseudoInt](maany2, "Test2")), "0 false")
 }
-
-func main2() {
-}
-
-func main() {
-}

timeext/time.go

@@ -146,3 +146,37 @@ func UnixFloatSeconds(v float64) time.Time {
 func FloorTime(t time.Time) time.Time {
 	return time.Date(t.Year(), t.Month(), t.Day(), 0, 0, 0, 0, t.Location())
 }
+
+func SubtractYears(t time.Time, yearCount float64, tz *time.Location) time.Time {
+	t = t.In(tz)
+
+	if yearCount < 0 {
+		return AddYears(t, -yearCount, tz)
+	}
+
+	intCount, floatCount := math.Modf(yearCount)
+
+	t.AddDate(-int(intCount), 0, 0)
+
+	t0 := TimeToYearStart(t, tz)
+	t1 := TimeToYearEnd(t, tz)
+
+	return t.Add(time.Duration(float64(t1.Sub(t0)) * floatCount * -1))
+}
+
+func AddYears(t time.Time, yearCount float64, tz *time.Location) time.Time {
+	t = t.In(tz)
+
+	if yearCount < 0 {
+		return SubtractYears(t, -yearCount, tz)
+	}
+
+	intCount, floatCount := math.Modf(yearCount)
+
+	t.AddDate(int(intCount), 0, 0)
+
+	t0 := TimeToYearStart(t, tz)
+	t1 := TimeToYearEnd(t, tz)
+
+	return t.Add(time.Duration(float64(t1.Sub(t0)) * floatCount))
+}

wmo/queryList.go

@@ -171,7 +171,7 @@ func createPaginationPipeline[TData any](coll *Coll[TData], token ct.CursorToken
 				bson.M{*fieldSecondary: bson.M{"$gt": valueSecondary}},
 			}})
 
-			sort = append(sort, bson.E{Key: fieldPrimary, Value: +1})
+			sort = append(sort, bson.E{Key: *fieldSecondary, Value: +1})
 
 		} else if *sortSecondary == ct.SortDESC {
 
@@ -181,7 +181,7 @@ func createPaginationPipeline[TData any](coll *Coll[TData], token ct.CursorToken
 				bson.M{*fieldSecondary: bson.M{"$lt": valueSecondary}},
 			}})
 
-			sort = append(sort, bson.E{Key: fieldPrimary, Value: -1})
+			sort = append(sort, bson.E{Key: *fieldSecondary, Value: -1})
 
 		}
 	}